Fluorescent Brightener 264 CAS 76482-78-5
Purity >95%In StockPharmaceutical Standards
| CAS No. | 76482-78-5 |
| Molecular Formula | C40H38N12O22S6 6*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Fluorescent Brightener 264 (CAS 76482-78-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C40H38N12O22S6 6*Na. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C40H38N12O22S6 6*Na |
| Molecular Weight | 1254.16 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 28.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 12 |
| Sulfur Atoms | 6 |
Related Fluorescent Standards
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- Fluorescent Brightener 85 (CAS 12224-06-5)
- Fluorescent Brightener 87 (CAS 12768-91-1)
- Fluorescent Brightener 113 (CAS 12768-92-2)
- Fluorescent Brightener 71 (CAS 16090-02-1)
- Fluorescent Brightener 220 (CAS 16470-24-9)
Recommended Standards
- 1-Chloro-6-methoxy-4-(piperazin-1-yl)isoquinoline (CAS 1409964-95-9)
- 4-(4-Methoxyphenyl)-2-methylthiazole (CAS 50834-78-1)
- 5-Bromo-4-cyano-2-methoxyphenyl acetate (CAS 515832-53-8)
- (R)-1-(4-(tert-butyl)phenyl)pentan-1-amine (CAS 1213359-64-8)
- BPA Impurity 6 HCl (CAS CATO-C4X-31396)
- 1-(5-Chloro-2-methoxyphenyl)-1H-pyrrole-2-carboxylic acid (CAS 896035-61-3)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com